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Patent applications and USPTO patent grants for Xie; Fai Zhao Hui.The latest application filed is for "vacuum cleaner and method of controlling a motor for a brush of the vacuum cleaner".
Patent | Date |
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Vacuum Cleaner And Method Of Controlling A Motor For A Brush Of The Vacuum Cleaner App 20220257076 - Xie; Fai Zhao Hui | 2022-08-18 |
Vacuum cleaner and method of controlling a motor for a brush of the vacuum cleaner Grant 11,324,372 - Xie May 10, 2 | 2022-05-10 |
Vacuum Cleaner And Method Of Controlling A Motor For A Brush Of The Vacuum Cleaner App 20190117031 - Xie; Fai Zhao Hui | 2019-04-25 |
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